%0 Journal Article %T On Semiperfect Modules %J Canadian mathematical bulletin %D 1975 %P 77-80 %V 18 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1975-014-4/ %R 10.4153/CMB-1975-014-4 %F 10_4153_CMB_1975_014_4